000 00313nam a2200133Ia 4500
008 221030s9999 xx 000 0 und d
041 _aEnglish
100 _a-
245 0 _aEngineering Economics
_cby -
260 _bKirti Publishers
_aNew Delhi
_c2010
300 _a180
650 _aBB Economics
942 _cBK
999 _c18789
_d18789